Truly Ergonomic: This is a specially designed wrist rest for a mouse that glides with your hand. The gliding motion helps keep your wrist aligned through the full range of motion. This design is great for those who experience stiffness or pain from long hours of computer use. Material: Mainly made of silicone based, the mouse glider achieve good balance between support and comfort. Notice: Suitable for right hand only. Curved Design: curved design fits the palm perfectly. The mouse rest reinforces the pressure from the wrist to the palm, and reduces the pressure on your wrist by lifting palm 0.6inces away from the table. How To Use: Take a moment to align your palms before holding the mouse. Once your palm is comfortably placed in the wrist rest, It slide with your wrist, your wrist thank you. Colour:Gray Material:Silicone+PC Package Contents: 1 * Ergonomic Mouse Wrist Support Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.